TY - RPRT TI - Is the northern high-latitude land-based CO2 sink weakening? AU - D.J. Hayes AU - A. D. McGuire AU - D. W. Kicklighter AU - K.R. Gurney AU - T.J. Burnside AU - J. M. Melillo PY - 2011 DO - 10.1029/2010gb003813 UR - https://pubs.usgs.gov/publication/70036314 ID - 70036314 ER -